与简单尾炎相比,复杂尾炎儿童的尾中增强的Th17反应与微生物失生症有关
Sarah-May M L The1,2,3, Renée R C E Schreurs3,4, Agata Drewniak3
1Department of Paediatric Surgery, Emma Children's Hospital, Amsterdam University Medical Center (UMC), University of Amsterdam & Vrije Universiteit Amsterdam, Amsterdam, Netherlands.
Frontiers in immunology
|January 19, 2024
概括
儿童复杂尾炎涉及T细胞响应受损和IL-17A产量增加,与尾菌群变化有关. 需要进一步的研究来理解这种复杂的相互作用.
科学领域:
- 儿科手术 儿科手术
- 免疫学 免疫学 免疫学
- 微生物学 微生物学
背景情况:
- 尾炎是儿童急性腹部手术的常见原因.
- 尾炎的异质性,从简单到复杂,尚未得到充分理解.
- T细胞失调与肠道炎症有关,但其在儿科尾炎中的作用尚不清楚.
研究的目的:
- 在简单与复杂的尾炎中描述尾T细胞.
- 为了将T细胞免疫类型与小儿尾炎中的尾微生物群相关联.
主要方法:
- 从尾样本中对T细胞进行深入的免疫类型鉴定,采用流细胞计.
- 从同一个患者样本中分析尾微生物群.
- 简单和复杂尾炎儿童的T细胞表型和微生物群的比较.
主要成果:
- 复杂尾炎显示T细胞分化增加 (CD27/CD28的损失) 和组织内存T细胞减少 (CD69+).
- 在复杂尾炎中观察到CD4+T细胞增加IL-17A的产生.
- 在复杂情况下,增加IL-17A+ CD4+ T细胞与尾微生物群失调相关.
结论:
- 儿童复杂尾炎与局部T细胞反应的破坏和增强的Th17炎症反应有关.
- 这些免疫变化与尾微生物群的变化相关.
- 需要进一步的研究,以阐明微生物群和Th17细胞在复杂尾炎发展中的作用.
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